Yosemite National Park, California
Regional Weather Alerts
| Alert: | Dense Fog Advisory |
| Area(s): | Visalia - Porterville - Reedley |
| Effective: | 2025-10-16 @ 11:40 am -> 2025-10-16 @ 1:00 pm |
| Onset: | 2025-10-16 @ 11:40 am -> 2025-10-16 @ 1:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Hanford CA on 2025-10-16 @ 11:40 am |
| Headline: | Dense Fog Advisory issued October 16 at 9:40AM PDT until October 16 at 11:00AM PDT by NWS Hanford CA |
| Description: |
* WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Visalia - Porterville - Reedley. * WHEN...Until 11 AM PDT this morning. * IMPACTS...Low visibility could make driving conditions hazardous. |
| Alert: | Beach Hazards Statement |
| Area(s): | San Francisco; Coastal North Bay Including Point Reyes National Seashore; San Francisco Peninsula Coast; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast |
| Effective: | 2025-10-16 @ 5:22 am -> 2025-10-19 @ 1:00 am |
| Onset: | 2025-10-17 @ 10:00 pm -> 2025-10-16 @ 5:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS San Francisco CA on 2025-10-16 @ 5:22 am |
| Headline: | Beach Hazards Statement issued October 16 at 3:22AM PDT until October 18 at 11:00PM PDT by NWS San Francisco CA |
| Description: |
* WHAT...A long period northwesterly swell will result in an increased risk for sneaker waves and rip currents. * WHERE...San Francisco, Coastal North Bay Including Point Reyes National Seashore, San Francisco Peninsula Coast, Northern Monterey Bay and Southern Monterey Bay and Big Sur Coast Counties. * WHEN...From Friday evening through Saturday evening. * IMPACTS...Sneaker waves can unexpectedly run significantly farther up the beach than normal, including over rocks and jetties. Rip currents are typically more frequent and stronger in the vicinity of jetties, inlets, and piers. Swimmers should always swim near a lifeguard. |
| Alert: | Beach Hazards Statement |
| Area(s): | Coastal Del Norte; Northern Humboldt Coast; Southwestern Humboldt; Mendocino Coast |
| Effective: | 2025-10-16 @ 4:54 am -> 2025-10-19 @ 2:00 am |
| Onset: | 2025-10-17 @ 8:00 pm -> 2025-10-16 @ 1:00 pm |
| Severity: | Moderate |
| Certainty: | Likely |
| Urgency: | Expected |
| Issued By: | NWS Eureka CA on 2025-10-16 @ 4:54 am |
| Headline: | Beach Hazards Statement issued October 16 at 2:54AM PDT until October 19 at 12:00AM PDT by NWS Eureka CA |
| Description: |
* WHAT...Increased threat of sneaker waves expected as a northwest swell reaches Northwest California beaches. * WHERE...Coastal Del Norte, Humboldt, and Mendocino counties. * WHEN...From Friday evening through Saturday evening. * IMPACTS...Large, unexpected waves can sweep across the beach without warning, sweeping people into the sea from rocks, jetties, and beaches. These sneaker waves can also move large objects such as logs, crushing anyone caught underneath. |